The MBR40H45PT from Vishay is a Power Diode with Forward Current 40 A, Forward Voltage 0.49 to 0.73 V, Reverse Current 0.15 to 25 mA, Repetitive Peak Reverse Voltage 45 V, Non-Repetitive Peak Forward Current 400 A. Tags: Through Hole. More details for MBR40H45PT can be seen below.